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113230142011 = 7149761142657
BaseRepresentation
bin110100101110100001…
…0101101101000111011
3101211021012111012012101
41221131002231220323
53323343404021021
6124003414524231
711115643220050
oct1513502555073
9354235435171
10113230142011
1144025510668
1219b40666677
13a8a679023c
1456a21b7027
152e2a99ba91
hex1a5d0ada3b

113230142011 has 16 divisors (see below), whose sum is σ = 130446475200. Its totient is φ = 96275681280.

The previous prime is 113230141963. The next prime is 113230142027. The reversal of 113230142011 is 110241032311.

It is a cyclic number.

It is not a de Polignac number, because 113230142011 - 231 = 111082658363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113230142011.

It is not an unprimeable number, because it can be changed into a prime (113230142411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 722395 + ... + 865051.

It is an arithmetic number, because the mean of its divisors is an integer number (8152904700).

Almost surely, 2113230142011 is an apocalyptic number.

113230142011 is a deficient number, since it is larger than the sum of its proper divisors (17216333189).

113230142011 is a wasteful number, since it uses less digits than its factorization.

113230142011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143574.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 113230142011 its reverse (110241032311), we get a palindrome (223471174322).

The spelling of 113230142011 in words is "one hundred thirteen billion, two hundred thirty million, one hundred forty-two thousand, eleven".

Divisors: 1 7 149 761 1043 5327 113389 142657 793723 998599 21255893 108561977 148791251 759933839 16175734573 113230142011